Recent developments of MALDI MSI application in plant tissues analysis

Area of Science:

• Plant Science
• Analytical Chemistry
• Biochemistry

Background:

• Mass spectrometry imaging (MSI) is a key technology in plant metabolomics.
• Matrix-assisted laser desorption/ionization (MALDI) coupled with MSI offers powerful capabilities for metabolite analysis.

Purpose of the Study:

• To provide a comprehensive overview of MALDI MSI in plant metabolomics.
• To detail the experimental workflow, from sample preparation to data analysis.
• To highlight recent applications of this technique in plant research.

Main Methods:

• Discussion of sample preparation techniques for plant tissues.
• Explanation of data acquisition strategies in MALDI MSI.
• Overview of data analysis methodologies for spatial metabolite data.

Main Results:

• MALDI MSI enables visualization of spatial distribution for various metabolites (lipids, proteins, peptides, DNA) in plant tissues.
• The technique simplifies tissue preparation and does not require prior analyte knowledge.
• Demonstrates the versatility and efficiency of MALDI MSI in plant metabolomics.

Conclusions:

• MALDI MSI is an efficient and advantageous technology for plant metabolomics.
• The review provides a practical guide to the MALDI MSI workflow for researchers.
• Highlights the growing impact and potential of MALDI MSI in advancing plant science.